Edge grinding device for plastic tableware processing

By designing limiting and protective devices, the problem of plastic disc shape deformation in the edge grinding device is solved, achieving efficient and safe edge grinding of plastic discs while maintaining a round and beautiful shape.

CN223917510UActive Publication Date: 2026-02-17QUANZHOU TAIWAN INVESTMENT ZONE PINGHUI MELAMINE PROD CO LTD
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Patent Information

Application Number
CN202520602366.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-01
Publication Date
2026-02-17
Estimated Expiration
2035-04-01

AI Technical Summary

Technical Problem

Existing edge grinding devices are prone to deformation of the plastic disc when the distance between the plastic disc and the grinding wheel is manually controlled, which affects the appearance.

Method used

A grinding device including a limiting device and a protective device was designed. The plastic disc is fixed by a suction cup, and the movement of the support frame is controlled by a rotating rod and a threaded rod. The grinding progress can be observed with a transparent protective sleeve to ensure grinding accuracy and safety.

Benefits of technology

It achieves efficient grinding of the edges of plastic discs, maintaining their circular shape while improving operational safety and visibility.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides an edging device for plastic tableware processing, and relates to the technical field of edging devices, the edging device comprises an operation table, the top of the operation table is fixedly connected with a supporting block, one side of the supporting block is fixedly connected with a motor, one side of the supporting block is rotatably provided with a polishing wheel in an inserted mode, and the polishing wheel is fixedly connected with the motor. The polishing wheel and the motor are connected through a bearing, a limiting device is arranged at the top of the operation table, a protection device is arranged at the top of the limiting device, the limiting device comprises a supporting frame, a sliding groove is formed in the top of the operation table, and the inner wall of the sliding groove is slidably connected with the supporting frame. The plastic disc is manually placed at the bottom of the rotating disc, then the suction cup is sucked to the center of the bottom of the plastic disc, the plastic disc can be fixed to the middle of the rotating disc, then the supporting frame is controlled to be located on the inner wall of the sliding groove, the plastic disc is made to be close to the grinding wheel, and then the rotating rod is controlled to drive the rotating disc to rotate.
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Description

TECHNICAL FIELD

[0001] The utility model relates to an edge grinding device technical field especially relates to an edge grinding device for plastic tableware processing. BACKGROUND

[0002] The edge grinding device is a device for taking out the surrounding burr of the circular plastic plate in the plastic tableware, when using the edge grinding device, the grinding wheel is driven to rotate by the motor, and then the plastic plate is manually held close to the grinding wheel, so that the burr of the plastic plate can be polished smooth.

[0003] The inventor found that the edge grinding device still has at least the following problems in daily work: when using the edge grinding device, the grinding wheel is driven to rotate by the motor, and then the plastic plate is manually held close to the grinding wheel, so that the burr of the plastic plate can be polished smooth, but in the actual use process, because the distance between the plastic plate and the grinding wheel is manually controlled, the originally circular plastic plate may not be originally circular during polishing, which affects the appearance of the plastic plate to some extent. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of edge grinding devices for plastic tableware processing to solve the shortcomings in prior art.

[0005] To achieve the above object, the utility model adopts the following technical scheme: an edge grinding device for plastic tableware processing, including operation table, the top of the operation table is fixedly connected with support block, one side of the support block is fixedly connected with motor, one side of the support block is rotatably inserted with grinding wheel, the grinding wheel and motor are connected by bearing, the top of the operation table is provided with limiting device, the top of the limiting device is provided with protection device, the limiting device includes support frame, the top of the operation table is provided with sliding slot, the inner wall of the sliding slot is slidably connected with support frame, the top of the support frame is rotatably inserted with rotating rod, the surface of the rotating rod is fixedly connected with first belt pulley, the top of the rotating rod is fixedly connected with rotating disc, the top of the rotating disc is fixedly connected with suction cup.

[0006] The effect of the above components is that when using the limiting device, the plastic plate is placed at the bottom of the rotating disc, and then the suction cup is adsorbed at the center of the bottom of the plastic plate, so that the plastic plate can be fixed in the middle of the rotating disc, and then the support frame is controlled on the inner wall of the sliding slot, so that the plastic plate approaches the grinding wheel, and then the rotating rod is controlled to drive the rotating disc to rotate, so that the grinding wheel can polish the edge of the plastic plate well.

[0007] Preferably, one side of the sliding slot is rotatably inserted with threaded rod, and the threaded rod is threadedly inserted on one side of the support frame.

[0008] The effect achieved by the above-mentioned components is that the threaded rod is manually controlled to rotate, and then the support frame provided with the threaded sleeve on the surface of the threaded rod is moved to the direction close to the polishing wheel along the inner wall of the sliding groove, so that the support frame is conveniently arranged on one side of the polishing wheel.

[0009] Preferably, the top of the support frame is fixedly connected with a damping rod, the top of the damping rod is fixedly connected with a connecting plate, the bottom of the end of the connecting plate away from the damping rod is rotatably sleeved with a circular frame, the bottom of the circular frame is fixedly connected with a rubber ring, the surface of the damping rod is sleeved with a spring, the bottom of the end of the spring close to the damping rod is fixedly connected with the bottom of the connecting plate.

[0010] The effect achieved by the above-mentioned components is that the circular frame is pulled to the direction close to the support frame by the spring, and then the circular frame is sleeved on the top of the plastic disc, so that the plastic disc is conveniently limited on the top of the rotating disc.

[0011] Preferably, the top of the support frame is rotatably inserted with a circular rod, the top of the circular rod is fixedly connected with a disc, the surface of the circular rod is sleeved with a second belt pulley, and the surfaces of the second belt pulley and the first belt pulley are sleeved with a connecting belt.

[0012] The effect achieved by the above-mentioned components is that the disc is manually controlled to rotate, and then the rotating rod can be well driven to rotate through the connecting belt.

[0013] Preferably, the protection device comprises a protective sleeve, and the protective sleeve is sleeved on the top of the support frame.

[0014] The effect achieved by the above-mentioned components is that when the support frame is arranged on one side of the polishing wheel, the protective sleeve is manually sleeved on the top of the support frame when the protection device is used, and because the protective sleeve is made of transparent plastic material, the progress of polishing of the plastic disc can be well observed in the process of avoiding splashing of debris.

[0015] Preferably, a receiving groove is formed in one side of the protective sleeve, and a sliding frame is slidably connected to the inner wall of the receiving groove.

[0016] The effect achieved by the above-mentioned components is that the sliding frame is controlled to slide into the receiving groove, so that the distance between the protective sleeve and the polishing wheel can be controlled, so that the protective sleeve can be well sleeved on the top of the plastic disc of different sizes to a certain extent.

[0017] Preferably, a notch is formed in one side of the protective sleeve, the notch is sleeved on the top of the support frame, a clamping frame is sleeved on the bottom of the protective sleeve, and one side of the clamping frame is fixedly connected with one side of the support frame.

[0018] The effect achieved by the above components is that the notch is sleeved on the top of the supporting frame, and then one side of the protective sleeve is slid into the inner wall of the clamping frame, so that the protective sleeve is limited on the top of the supporting frame.

[0019] Preferably, the top of the protective sleeve is fixedly connected with a rectangular block, one side of the rectangular block is threadedly penetrated and provided with a bolt, and the bolt is rotationally arranged on one side of the sliding frame.

[0020] The effect achieved by the above components is that the bolt is manually controlled to rotate, and then the sliding frame can be slid to the appropriate position inside the storage groove.

[0021] In the utility model, the plastic disc is placed on the bottom of the rotating disc by the limiting device, and then the suction disc is adsorbed to the center of the bottom of the plastic disc, so that the plastic disc is fixed in the middle of the rotating disc, the supporting frame is controlled to be on the inner wall of the sliding groove, the plastic disc is close to the grinding wheel, the rotating rod is controlled to drive the rotating disc to rotate, and the edge of the plastic disc can be well ground by the grinding wheel. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 A three-dimensional structure schematic view of the edge grinding device for plastic tableware processing is provided for the utility model;

[0023] Figure 2 A three-dimensional structure schematic view of the novel round frame is provided for the utility model;

[0024] Figure 3 A three-dimensional structure schematic view of the novel rotating disc is provided for the utility model;

[0025] Figure 4 A three-dimensional structure schematic view of the novel protective sleeve is provided for the utility model.

[0026] Legend: 1, operation table; 2, supporting block; 3, motor; 4, grinding wheel; 5, limiting device; 501, sliding groove; 502, threaded rod; 503, supporting frame; 504, spring; 505, first belt pulley; 506, rotating disc; 507, suction disc; 508, round frame; 509, connecting plate; 510, round rod; 511, disc; 512, connecting belt; 513, damping rod; 514, rubber ring; 515, rotating rod; 516, second belt pulley; 6, protective device; 601, protective sleeve; 602, storage groove; 603, sliding frame; 604, rectangular block; 605, bolt; 606, notch; 607, clamping frame. DETAILED DESCRIPTION

[0027] Example 1, as Figures 1-4As shown, a plastic tableware processing edge grinding device, the top of the operating table 1 is fixedly connected with a support block 2, one side of the support block 2 is fixedly connected with a motor 3, one side of the support block 2 is rotatably inserted with a grinding wheel 4, the grinding wheel 4 and the motor 3 are connected through a bearing, the top of the operating table 1 is provided with a limiting device 5, the top of the limiting device 5 is provided with a protection device 6, when using the edge grinding device, the motor 3 drives the grinding wheel 4 to rotate, and then a person manually holds the plastic plate close to the grinding wheel 4, so that the burr of the plastic plate can be polished smooth.

[0028] Referring to Figure 2 and Figure 3 , the limiting device 5 comprises a support frame 503, the top of the operating table 1 is provided with a sliding groove 501, the inner wall of the sliding groove 501 is slidably connected with the support frame 503, the top of the support frame 503 is rotatably inserted with a rotating rod 515, the surface of the rotating rod 515 is fixedly connected with a first belt pulley 505, the top of the rotating rod 515 is fixedly connected with a rotating disc 506, the top of the rotating disc 506 is fixedly connected with a suction disc 507, when using the limiting device 5, the plastic plate is manually placed on the bottom of the rotating disc 506, and then the suction disc 507 is adsorbed on the center of the bottom of the plastic plate, so that the plastic plate can be fixed in the middle of the rotating disc 506, and then the support frame 503 is controlled to move on the inner wall of the sliding groove 501, so that the plastic plate approaches the grinding wheel 4, and then the rotating rod 515 is controlled to drive the rotating disc 506 to rotate, so that the grinding wheel 4 can well polish the edge of the plastic plate, one side of the sliding groove 501 is rotatably inserted with a threaded rod 502, the threaded rod 502 is threadedly inserted in one side of the support frame 503, the threaded rod 502 is manually controlled to rotate, so as to drive the support frame 503 threadedly sleeved on the surface of the threaded rod 502 to move on the inner wall of the sliding groove 501 towards the grinding wheel 4, so as to facilitate the support frame 503 to be arranged on one side of the grinding wheel 4, the top of the support frame 503 is fixedly connected with a damping rod 513, the top of the damping rod 513 is fixedly connected with a connecting plate 509, the bottom of the end of the connecting plate 509 away from the damping rod 513 is rotatably sleeved with a circular frame 508, the bottom of the circular frame 508 is fixedly connected with a rubber ring 514, the surface of the damping rod 513 is sleeved with a spring 504, the bottom of the spring 504 and the top of the support frame 503 are fixedly connected, the end of the spring 504 close to the damping rod 513 and the bottom of the connecting plate 509 are fixedly connected, the circular frame 508 is pulled towards the support frame 503 through the spring 504, so as to be sleeved on the top of the plastic plate, so as to facilitate the plastic plate to be limited on the top of the rotating disc 506, the top of the support frame 503 is rotatably inserted with a circular rod 510, the top of the circular rod 510 is fixedly connected with a disc 511, the surface of the circular rod 510 is sleeved with a second belt pulley 516, the surface of the second belt pulley 516 and the first belt pulley 505 is sleeved with a connecting belt 512, the disc 511 is manually controlled to rotate, so as to well drive the rotating rod 515 to rotate through the connecting belt 512.

[0029] With reference to Figure 4 , the protective device 6 comprises a protective sleeve 601, which is sleeved on the top of the support frame 503. When the support frame 503 is arranged on one side of the grinding wheel 4, the protective sleeve 601 is manually sleeved on the top of the support frame 503. Since the protective sleeve 601 is made of transparent plastic material, the progress of the plastic disc grinding can be well observed in the process of avoiding the scattering of debris. One side of the protective sleeve 601 is provided with a storage groove 602, and the inner wall of the storage groove 602 is slidably connected with a sliding frame 603. The sliding frame 603 is controlled to slide into the inside of the storage groove 602, so that the distance between the protective sleeve 601 and the grinding wheel 4 can be controlled. In this way, the protective sleeve 601 can be well sleeved on the top of the plastic disc of different sizes to a certain extent. One side of the protective sleeve 601 is provided with a notch 606, which is sleeved on the top of the support frame 503. The bottom of the protective sleeve 601 is sleeved with a clamping frame 607, one side of which is fixedly connected with one side of the support frame 503. The notch 606 is sleeved on the top of the support frame 503, and then one side of the protective sleeve 601 is slid into the inner wall of the clamping frame 607. In this way, the protective sleeve 601 can be conveniently limited on the top of the support frame 503. The top of the protective sleeve 601 is fixedly connected with a rectangular block 604, one side of which is threadedly penetrated and inserted with a bolt 605. The bolt 605 is rotationally inserted on one side of the sliding frame 603. The bolt 605 is manually controlled to rotate, so as to drive the sliding frame 603 to slide to the appropriate position in the inside of the storage groove 602.

[0030] The working principle is that when the edge polishing device is used, the polishing wheel 4 is driven to rotate by the motor 3, and then the plastic disc is manually held close to the polishing wheel 4, so that the burr of the plastic disc can be polished smooth. When the limiting device 5 is used, the plastic disc is manually placed at the bottom of the rotating disc 506, and then the suction cup 507 is adsorbed at the center of the bottom of the plastic disc. The circular frame 508 is pulled towards the supporting frame 503 by the spring 504, and then the circular frame 508 is sleeved on the top of the plastic disc. In this way, the plastic disc can be conveniently limited on the top of the rotating disc 506, so that the plastic disc can be fixed in the middle of the rotating disc 506. The threaded rod 502 is manually controlled to rotate, and then the supporting frame 503 sleeved on the surface of the threaded rod 502 is moved towards the polishing wheel 4 in the inner wall of the sliding groove 501, so that the supporting frame 503 can be conveniently arranged on one side of the polishing wheel 4. The disc 511 is manually controlled to rotate, and then the rotating rod 515 can be well driven to rotate through the connecting belt 512. In this way, the polishing wheel 4 can well polish the edge of the plastic disc. When the protective device 6 is used, when the supporting frame 503 is arranged on one side of the polishing wheel 4, the protective sleeve 601 is manually sleeved on the top of the supporting frame 503. Because the protective sleeve 601 is made of transparent plastic material, the progress of polishing the plastic disc can be well observed in the process of avoiding the scattering of debris. The bolt 605 is manually controlled to rotate, and then the sliding frame 603 can be slid to the appropriate position in the storage slot 602.

[0031] It should be noted that all damping rods in the case are telescopic dampers, which can absorb energy during telescoping.

Claims

1. A grinding device for processing plastic tableware, comprising an operating table (1), characterized in that: A support block (2) is fixedly connected to the top of the operating table (1). A motor (3) is fixedly connected to one side of the support block (2). A grinding wheel (4) is rotatably inserted into one side of the support block (2). The grinding wheel (4) and the motor (3) are connected by a bearing. A limit device (5) is provided on the top of the operating table (1). A protective device (6) is provided on the top of the limit device (5). The limit device (5) includes a support frame (503). A slide groove (501) is opened on the top of the operating table (1). The inner wall of the slide groove (501) is slidably connected to the support frame (503). A rotating rod (515) is rotatably inserted into the top of the support frame (503). A first pulley (505) is fixedly connected to the surface of the rotating rod (515). A rotating disk (506) is fixedly connected to the top of the rotating rod (515). A suction cup (507) is fixedly connected to the top of the rotating disk (506).

2. The edge-grinding device for processing plastic tableware according to claim 1, characterized in that: A threaded rod (502) is rotatably inserted into one side of the slide (501), and the threaded rod (502) is threaded through and inserted into one side of the support frame (503).

3. The edge-grinding device for processing plastic tableware according to claim 1, characterized in that: A damping rod (513) is fixedly connected to the top of the support frame (503), and a connecting plate (509) is fixedly connected to the top of the damping rod (513). A circular frame (508) is rotatably fitted on the bottom of the connecting plate (509) away from the damping rod (513). A rubber ring (514) is fixedly connected to the bottom of the circular frame (508). A spring (504) is fitted on the surface of the damping rod (513). The bottom of the spring (504) is fixedly connected to the top of the support frame (503), and the end of the spring (504) near the damping rod (513) is fixedly connected to the bottom of the connecting plate (509).

4. The edge-grinding device for processing plastic tableware according to claim 1, characterized in that: A round rod (510) is rotatably inserted into the top of the support frame (503), and a disc (511) is fixedly connected to the top of the round rod (510). A second pulley (516) is sleeved on the surface of the round rod (510), and a connecting belt (512) is sleeved on the surface of the second pulley (516) and the first pulley (505).

5. The edge-grinding device for processing plastic tableware according to claim 1, characterized in that: The protective device (6) includes a protective sleeve (601), which is fitted onto the top of the support frame (503).

6. The edge-grinding device for processing plastic tableware according to claim 5, characterized in that: The protective sleeve (601) has a storage groove (602) on one side, and a sliding frame (603) is slidably connected to the inner wall of the storage groove (602).

7. The edge-grinding device for processing plastic tableware according to claim 5, characterized in that: The protective sleeve (601) has a notch (606) on one side, the notch (606) is fitted on the top of the support frame (503), and the bottom of the protective sleeve (601) is fitted with a locking frame (607), one side of the locking frame (607) is fixedly connected to one side of the support frame (503).

8. The edge-grinding device for processing plastic tableware according to claim 5, characterized in that: A rectangular block (604) is fixedly connected to the top of the protective sleeve (601), and a bolt (605) is threaded through one side of the rectangular block (604). The bolt (605) is rotatably inserted into one side of the sliding frame (603).